fork(8) download 
  1. $_=$$/$$;@_=$_+$_;$-_=$_-@_
  2. $__=->_{_==[]||_==''?$.:$_+$__[_[$_..$-_]]}
  3. @__=->_,&__{_==[]?[]:[__[_[$.]]]+@__[_[$_..$-_],&__]}
  4. $_____=->_{@__[[*_],&->__{__[$.]}]}
  5. @_____=->_{@__[[*_],&->__{__[$-_]}]}
  6. $______=->_{___,______=$_____[_],@_____[_];_____=$__[___];____={};__=$.;(_=->{
  7.   ____[______[__]]=___[__];(__+=$_)==_____ ?____:_[]})[]}
  8. @______=->_,__{_=[*_]+[*__];____=$__[_];___={};__=$.;(_____=->{
  9.   ___[_[__][$.]]=_[__][$_];(__+=$_)==____ ?___:_____[]})[]}
  10. $_______=->_{$___=[];@___=$__[_];__=___=____=$.;$____,@____={},[]
  11. (_____=->{
  12.   _[____]=='['?(@____<<____):$.
  13.   _[____]==']'?($____[@____[$-_]]=____;@____=@____[$...$.-@_]):$.
  14.   (____+=$_)==@___?$.:_____[]})[]
  15. $____=$____=={}?{}:@______[$____,$______[$____]]
  16. (______=->{_[__]==
  17. '+'?($___[___]||=$.;$___[___]+=$_):_[__]==
  18. '-'?($___[___]||=$.;$___[___]-=$_):_[__]==
  19. '>'?(___+=$_):_[__]==
  20. '<'?(___-=$_):_[__]==
  21. '['?(__=($___[___]||$.)==$.?$____[__]:__):_[__]==
  22. ']'?(__=($___[___]||$.)!=$.?$____[__]:__):_[__]==
  23. '.'?($><<(''<<$___[___])):$.
  24. (__+=$_)==@___?_:______[]})[]}
  25. $_______['++++++++++[>+++++++>++++++++++>+++>+<<<<-]>++.>+.+++++++..+++.>++.<<+++++++++++++++.>.+++.------.--------.>+.>.']
Success #stdin #stdout 0.02s 7772KB
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stdin 
Standard input is empty
stdout 
Hello World!
https://ideone.com/5LW77d
language:
Ruby (ruby 2.5.5)
created:
10 years ago
visibility:
public

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